[PARISC] I/O-Space must be ioremap_nocache()'d
Addresses in F-space must be accessed uncached on most parisc machines.
Signed-off-by: Helge Deller <deller@parisc-linux.org>
Signed-off-by: Kyle McMartin <kyle@parisc-linux.org>
diff --git a/drivers/parisc/dino.c b/drivers/parisc/dino.c
index 3d1a7f9..6e8ed0c 100644
--- a/drivers/parisc/dino.c
+++ b/drivers/parisc/dino.c
@@ -5,6 +5,7 @@
** (c) Copyright 1999 SuSE GmbH
** (c) Copyright 1999,2000 Hewlett-Packard Company
** (c) Copyright 2000 Grant Grundler
+** (c) Copyright 2006 Helge Deller
**
** This program is free software; you can redistribute it and/or modify
** it under the terms of the GNU General Public License as published by
@@ -785,7 +786,7 @@
if((io_addr & (1 << i)) == 0)
continue;
- start = (unsigned long)(signed int)(0xf0000000 | (i << 23));
+ start = F_EXTEND(0xf0000000UL) | (i << 23);
end = start + 8 * 1024 * 1024 - 1;
DBG("DINO RANGE %d is at 0x%lx-0x%lx\n", count,
@@ -996,7 +997,7 @@
}
dino_dev->hba.dev = dev;
- dino_dev->hba.base_addr = ioremap(hpa, 4096);
+ dino_dev->hba.base_addr = ioremap_nocache(hpa, 4096);
dino_dev->hba.lmmio_space_offset = 0; /* CPU addrs == bus addrs */
spin_lock_init(&dino_dev->dinosaur_pen);
dino_dev->hba.iommu = ccio_get_iommu(dev);
